// SPDX-FileCopyrightText: 2025 Paul Schaub // // SPDX-License-Identifier: Apache-2.0 package openpgp; import org.junit.jupiter.api.Test; import java.util.Date; import static org.junit.jupiter.api.Assertions.assertEquals; import static org.junit.jupiter.api.Assertions.assertNull; import static org.junit.jupiter.api.Assertions.assertThrows; public class DateExtensionTest { @Test public void testDatePlusSecondsBaseCase() { Date t0 = DateExtensionsKt.parseUTC("2025-05-12 10:36:53 UTC"); Date t1 = DateExtensionsKt.plusSeconds(t0, 7); assertEquals("2025-05-12 10:37:00 UTC", DateExtensionsKt.formatUTC(t1)); } @Test public void testDatePlusZeroReturnsNull() { Date t0 = DateExtensionsKt.parseUTC("2025-05-12 10:36:53 UTC"); Date t1 = DateExtensionsKt.plusSeconds(t0, 0); assertNull(t1); } @Test public void testDatePlusSecondsOverflowing() { Date now = new Date(); // expect IAE because of time field overflowing assertThrows(IllegalArgumentException.class, () -> DateExtensionsKt.plusSeconds(now, Long.MAX_VALUE - 10000)); } @Test public void testParsingMalformedUTCTimestampThrows() { assertThrows(IllegalArgumentException.class, () -> DateExtensionsKt.parseUTC("2025-05-12 10:36:XX UTC")); } }